acute radiation syndrome — 1. a syndrome caused by exposure to a whole body dose of over 1 gray of ionizing radiation. Symptoms, whose severity and time of onset depend on the size of the dose, include erythema, nausea and vomiting, fatigue, diarrhea, fever, petechiae,… … Medical dictionary

chronic radiation dose — A dose of ionizing radiation received either continuously or intermittently over a prolonged period of time. A chronic radiation dose may be high enough to cause radiation sickness and death but, if received at a low dose rate, a significant… … Military dictionary

Radiation poisoning — Radiation poisoning, also called radiation sickness or a creeping dose , is a form of damage to organ tissue due to excessive exposure to ionizing radiation. The term is generally used to refer to acute problems caused by a large dosage of… … Wikipedia